// 类似波浪线：鼠标划过自动滑动
// 参考网站：https://www.zhangxinxu.com/wordpress/2015/05/css3-transform-affect/
.post {
    @color:  #f30;
    a.ziChin {
        color: @color;
        text-decoration: underline;
        padding: 2px 0;
        &:hover {
            color: @color;
            text-decoration: none;
            background-size: 20px auto;
            animation: waveMove 1s infinite linear;
            background-image: linear-gradient(to bottom, white calc(~'100% - 4px'), transparent 4px), linear-gradient(to right, #c000ff 20%, #ff962e 80%, #fffe9a 100%);
        }
    }
}
@keyframes waveMove {
  from { background-position: 0 100%; }
  to { background-position:-20px 100%; }
}